Hek or HEK may refer to:
People Alexander Laloo Hek, Indian 21st century politician František Vladislav Hek (1769–1847), Czech writer Hek Wakefield (1899–1962), American football player Hugh Keough (1864–1912), American sports journalist van 't Hek, a Dutch surname
Places Hek, West Azerbaijan, Iran, a village Hek, Yazd, Iran, a village
Acronym Halo Editing Kit, a software development kit HEK cell (human embryonic kidney cell), a cell line used for transfection experiments Hunsrück-Eifel culture (German: Hunsrück-Eifel-Kultur), an Iron Age cultural group of what is now western Germany Hunt for Exomoons with Kepler, an exoplanet search program
Other uses HEK, IATA code for Heihe Aihui Airport, Heilongjiang Province, China Hektoen enteric agar, a microbial agent Councilor Vay Hek, an officer of the Grineer Empire in the online game Warframe